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This project is about making a 4-digit nixie wrist watch.

Supplies:
small size nixie tubes (4)
Arduino pro mimi

IC 7805
IC 555
IC 74141 (or 7441)
MPSA42 Transistors (5)
MPSA92 transistors (4)
RTC module DS3231
IRF740 mosfet
UF4007 diode
33 kohm resistors (5)
22 kohm resistors (4)

100 kohm resistors (5)

10 ohm resistor
1 kohm resistor
10 kohm resistors (4)

470 kohm resistors (4)

5 kohm potentiometer

100 nF 600V capacitor

100 pF capacitor

2.2 nF capacitor

100 uH 1A inductor

Lithium polymere batteries 300 mAh (2)
On/off switch
Push buttons (2)
Female jack (smallest size)
Charger adapter (8.4 volt, 1A)
3D printed case
Watch straps”

Link to article

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